A service specialist examines the revolutionary changes in the EXPEED 7 tag architecture (Nikon Z8, Z9, Zf): the complete absence of a mechanical shutter in the Z8/Z9 and new shooting byte fields.
Read article →A service specialist explains the secrets of buying used Fujifilm X-T2, X-T3, X-T4, X-T5 systems: wear and tear mechanical selectors, features of decoding RAF metadata.
Read article →Repair shop master's selection: legendary used full frames (Canon 6D, 5D Mark II, Nikon D610, D700, Sony A7 II) up to 50 thousand rubles, reasonable mileage and shutter check.
Read article →A service engineer teaches how to correctly transfer test frames before purchasing: why WhatsApp and Telegram compress photos and destroy the `ShutterCount` tag, and how to transfer the source without compression.
Read article →Service Engineer Gives Guides to Diagnose Errors on Nikon Top Screen: Difference Between system error `Err` (shutter/mirror jammed) and code `F--` (non-contact of the diaphragm driver).
Read article →Parsing MakerNote binary structure in Nikon RAW (.NEF) files. How the service algorithm pulls out tags ShutterCount (0x00a7) and SerialNumber without ExifTool.
Read article →Formula for calculating the market value of a used camera from a service technician: what discount is included on valve wear and how to correctly estimate the service life.
Read article →A service engineer teaches how to conduct a visual and technical detective inspection of a carcass: indirect signs camera operation in video mode (sensor burnout, tripod thread wear, HDMI jack wear) vs signs serial photo report.
Read article →The service specialist tells where Sony hides the mileage in RAW and JPG files. 4 ways to find out the operating time Sony A7, A6000, A9 carcasses on Windows and macOS operating systems.
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